1f0706e82SJiri Benc /* 2f0706e82SJiri Benc * Copyright 2002-2005, Instant802 Networks, Inc. 3f0706e82SJiri Benc * Copyright 2005, Devicescape Software, Inc. 4f0706e82SJiri Benc * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz> 5e039fa4aSJohannes Berg * Copyright 2007-2008 Johannes Berg <johannes@sipsolutions.net> 6f0706e82SJiri Benc * 7f0706e82SJiri Benc * This program is free software; you can redistribute it and/or modify 8f0706e82SJiri Benc * it under the terms of the GNU General Public License version 2 as 9f0706e82SJiri Benc * published by the Free Software Foundation. 10f0706e82SJiri Benc */ 11f0706e82SJiri Benc 12f0706e82SJiri Benc #ifndef IEEE80211_I_H 13f0706e82SJiri Benc #define IEEE80211_I_H 14f0706e82SJiri Benc 15f0706e82SJiri Benc #include <linux/kernel.h> 16f0706e82SJiri Benc #include <linux/device.h> 17f0706e82SJiri Benc #include <linux/if_ether.h> 18f0706e82SJiri Benc #include <linux/interrupt.h> 19f0706e82SJiri Benc #include <linux/list.h> 20f0706e82SJiri Benc #include <linux/netdevice.h> 21f0706e82SJiri Benc #include <linux/skbuff.h> 22f0706e82SJiri Benc #include <linux/workqueue.h> 23f0706e82SJiri Benc #include <linux/types.h> 24f0706e82SJiri Benc #include <linux/spinlock.h> 25571ecf67SJohannes Berg #include <linux/etherdevice.h> 2693da9cc1Scolin@cozybit.com #include <net/cfg80211.h> 27f0706e82SJiri Benc #include <net/wireless.h> 28ccc58057SDavid S. Miller #include <net/iw_handler.h> 2951cb6db0SDavid S. Miller #include <net/mac80211.h> 302c8dccc7SJohannes Berg #include "key.h" 31f0706e82SJiri Benc #include "sta_info.h" 32f0706e82SJiri Benc 339cfb0009SJohannes Berg struct ieee80211_local; 34f0706e82SJiri Benc 35f0706e82SJiri Benc /* Maximum number of broadcast/multicast frames to buffer when some of the 36f0706e82SJiri Benc * associated stations are using power saving. */ 37f0706e82SJiri Benc #define AP_MAX_BC_BUFFER 128 38f0706e82SJiri Benc 39f0706e82SJiri Benc /* Maximum number of frames buffered to all STAs, including multicast frames. 40f0706e82SJiri Benc * Note: increasing this limit increases the potential memory requirement. Each 41f0706e82SJiri Benc * frame can be up to about 2 kB long. */ 42f0706e82SJiri Benc #define TOTAL_MAX_TX_BUFFER 512 43f0706e82SJiri Benc 44f0706e82SJiri Benc /* Required encryption head and tailroom */ 45f0706e82SJiri Benc #define IEEE80211_ENCRYPT_HEADROOM 8 46765cb46aSJouni Malinen #define IEEE80211_ENCRYPT_TAILROOM 18 47f0706e82SJiri Benc 48f0706e82SJiri Benc /* IEEE 802.11 (Ch. 9.5 Defragmentation) requires support for concurrent 49f0706e82SJiri Benc * reception of at least three fragmented frames. This limit can be increased 50f0706e82SJiri Benc * by changing this define, at the cost of slower frame reassembly and 51f0706e82SJiri Benc * increased memory use (about 2 kB of RAM per entry). */ 52f0706e82SJiri Benc #define IEEE80211_FRAGMENT_MAX 4 53f0706e82SJiri Benc 540a51b27eSJohannes Berg /* 550a51b27eSJohannes Berg * Time after which we ignore scan results and no longer report/use 560a51b27eSJohannes Berg * them in any way. 570a51b27eSJohannes Berg */ 580a51b27eSJohannes Berg #define IEEE80211_SCAN_RESULT_EXPIRE (10 * HZ) 590a51b27eSJohannes Berg 6020ad19d0SJohannes Berg #define TU_TO_EXP_TIME(x) (jiffies + usecs_to_jiffies((x) * 1024)) 6120ad19d0SJohannes Berg 62f0706e82SJiri Benc struct ieee80211_fragment_entry { 63f0706e82SJiri Benc unsigned long first_frag_time; 64f0706e82SJiri Benc unsigned int seq; 65f0706e82SJiri Benc unsigned int rx_queue; 66f0706e82SJiri Benc unsigned int last_frag; 67f0706e82SJiri Benc unsigned int extra_len; 68f0706e82SJiri Benc struct sk_buff_head skb_list; 69f0706e82SJiri Benc int ccmp; /* Whether fragments were encrypted with CCMP */ 70f0706e82SJiri Benc u8 last_pn[6]; /* PN of the last fragment if CCMP was used */ 71f0706e82SJiri Benc }; 72f0706e82SJiri Benc 73f0706e82SJiri Benc 74c2b13452SJohannes Berg struct ieee80211_bss { 7500d3f14cSJohannes Berg /* Yes, this is a hack */ 7600d3f14cSJohannes Berg struct cfg80211_bss cbss; 7700d3f14cSJohannes Berg 7800d3f14cSJohannes Berg /* don't want to look up all the time */ 79056cdd59SJohannes Berg size_t ssid_len; 80f0706e82SJiri Benc u8 ssid[IEEE80211_MAX_SSID_LEN]; 8100d3f14cSJohannes Berg 8298f7dfd8SEmmanuel Grumbach u8 dtim_period; 8300d3f14cSJohannes Berg 8443ac2ca3SJouni Malinen bool wmm_used; 8500d3f14cSJohannes Berg 8600d3f14cSJohannes Berg unsigned long last_probe_resp; 8700d3f14cSJohannes Berg 88ee385855SLuis Carlos Cobo #ifdef CONFIG_MAC80211_MESH 89ee385855SLuis Carlos Cobo u8 *mesh_id; 90ee385855SLuis Carlos Cobo size_t mesh_id_len; 9124736701SJohn W. Linville u8 *mesh_cfg; 92902acc78SJohannes Berg #endif 9300d3f14cSJohannes Berg 94f0706e82SJiri Benc #define IEEE80211_MAX_SUPP_RATES 32 95f0706e82SJiri Benc u8 supp_rates[IEEE80211_MAX_SUPP_RATES]; 96f0706e82SJiri Benc size_t supp_rates_len; 97f0706e82SJiri Benc 9800d3f14cSJohannes Berg /* 9900d3f14cSJohannes Berg * During assocation, we save an ERP value from a probe response so 1005628221cSDaniel Drake * that we can feed ERP info to the driver when handling the 1015628221cSDaniel Drake * association completes. these fields probably won't be up-to-date 10200d3f14cSJohannes Berg * otherwise, you probably don't want to use them. 10300d3f14cSJohannes Berg */ 10400d3f14cSJohannes Berg bool has_erp_value; 1055628221cSDaniel Drake u8 erp_value; 106f0706e82SJiri Benc }; 107f0706e82SJiri Benc 108c2b13452SJohannes Berg static inline u8 *bss_mesh_cfg(struct ieee80211_bss *bss) 109902acc78SJohannes Berg { 110902acc78SJohannes Berg #ifdef CONFIG_MAC80211_MESH 111902acc78SJohannes Berg return bss->mesh_cfg; 112902acc78SJohannes Berg #endif 113902acc78SJohannes Berg return NULL; 114902acc78SJohannes Berg } 115902acc78SJohannes Berg 116c2b13452SJohannes Berg static inline u8 *bss_mesh_id(struct ieee80211_bss *bss) 117902acc78SJohannes Berg { 118902acc78SJohannes Berg #ifdef CONFIG_MAC80211_MESH 119902acc78SJohannes Berg return bss->mesh_id; 120902acc78SJohannes Berg #endif 121902acc78SJohannes Berg return NULL; 122902acc78SJohannes Berg } 123902acc78SJohannes Berg 124c2b13452SJohannes Berg static inline u8 bss_mesh_id_len(struct ieee80211_bss *bss) 125902acc78SJohannes Berg { 126902acc78SJohannes Berg #ifdef CONFIG_MAC80211_MESH 127902acc78SJohannes Berg return bss->mesh_id_len; 128902acc78SJohannes Berg #endif 129902acc78SJohannes Berg return 0; 130902acc78SJohannes Berg } 131902acc78SJohannes Berg 132f0706e82SJiri Benc 1339ae54c84SJohannes Berg typedef unsigned __bitwise__ ieee80211_tx_result; 1349ae54c84SJohannes Berg #define TX_CONTINUE ((__force ieee80211_tx_result) 0u) 1359ae54c84SJohannes Berg #define TX_DROP ((__force ieee80211_tx_result) 1u) 1369ae54c84SJohannes Berg #define TX_QUEUED ((__force ieee80211_tx_result) 2u) 1379ae54c84SJohannes Berg 1385cf121c3SJohannes Berg #define IEEE80211_TX_FRAGMENTED BIT(0) 1395cf121c3SJohannes Berg #define IEEE80211_TX_UNICAST BIT(1) 1405cf121c3SJohannes Berg #define IEEE80211_TX_PS_BUFFERED BIT(2) 1419ae54c84SJohannes Berg 1425cf121c3SJohannes Berg struct ieee80211_tx_data { 143f0706e82SJiri Benc struct sk_buff *skb; 144f0706e82SJiri Benc struct net_device *dev; 145f0706e82SJiri Benc struct ieee80211_local *local; 146f0706e82SJiri Benc struct ieee80211_sub_if_data *sdata; 147f0706e82SJiri Benc struct sta_info *sta; 148f0706e82SJiri Benc struct ieee80211_key *key; 1495cf121c3SJohannes Berg 1508318d78aSJohannes Berg struct ieee80211_channel *channel; 151f0706e82SJiri Benc 152a4b7d7bdSHarvey Harrison u16 ethertype; 153056cdd59SJohannes Berg unsigned int flags; 1545cf121c3SJohannes Berg }; 1555cf121c3SJohannes Berg 1565cf121c3SJohannes Berg 1575cf121c3SJohannes Berg typedef unsigned __bitwise__ ieee80211_rx_result; 1585cf121c3SJohannes Berg #define RX_CONTINUE ((__force ieee80211_rx_result) 0u) 1595cf121c3SJohannes Berg #define RX_DROP_UNUSABLE ((__force ieee80211_rx_result) 1u) 1605cf121c3SJohannes Berg #define RX_DROP_MONITOR ((__force ieee80211_rx_result) 2u) 1615cf121c3SJohannes Berg #define RX_QUEUED ((__force ieee80211_rx_result) 3u) 1625cf121c3SJohannes Berg 1635cf121c3SJohannes Berg #define IEEE80211_RX_IN_SCAN BIT(0) 1645cf121c3SJohannes Berg /* frame is destined to interface currently processed (incl. multicast frames) */ 1655cf121c3SJohannes Berg #define IEEE80211_RX_RA_MATCH BIT(1) 1665cf121c3SJohannes Berg #define IEEE80211_RX_AMSDU BIT(2) 1675cf121c3SJohannes Berg #define IEEE80211_RX_CMNTR_REPORTED BIT(3) 1685cf121c3SJohannes Berg #define IEEE80211_RX_FRAGMENTED BIT(4) 1695cf121c3SJohannes Berg 1705cf121c3SJohannes Berg struct ieee80211_rx_data { 1715cf121c3SJohannes Berg struct sk_buff *skb; 1725cf121c3SJohannes Berg struct net_device *dev; 1735cf121c3SJohannes Berg struct ieee80211_local *local; 1745cf121c3SJohannes Berg struct ieee80211_sub_if_data *sdata; 1755cf121c3SJohannes Berg struct sta_info *sta; 1765cf121c3SJohannes Berg struct ieee80211_key *key; 177f0706e82SJiri Benc struct ieee80211_rx_status *status; 1788318d78aSJohannes Berg struct ieee80211_rate *rate; 179056cdd59SJohannes Berg 180056cdd59SJohannes Berg unsigned int flags; 181f0706e82SJiri Benc int sent_ps_buffered; 182f0706e82SJiri Benc int queue; 18350741ae0SJohannes Berg u32 tkip_iv32; 18450741ae0SJohannes Berg u16 tkip_iv16; 185f0706e82SJiri Benc }; 186f0706e82SJiri Benc 1875dfdaf58SJohannes Berg struct beacon_data { 1885dfdaf58SJohannes Berg u8 *head, *tail; 1895dfdaf58SJohannes Berg int head_len, tail_len; 1905dfdaf58SJohannes Berg int dtim_period; 1915dfdaf58SJohannes Berg }; 1925dfdaf58SJohannes Berg 193f0706e82SJiri Benc struct ieee80211_if_ap { 1945dfdaf58SJohannes Berg struct beacon_data *beacon; 195f0706e82SJiri Benc 1960ec3ca44SJohannes Berg struct list_head vlans; 1970ec3ca44SJohannes Berg 198f0706e82SJiri Benc /* yes, this looks ugly, but guarantees that we can later use 199f0706e82SJiri Benc * bitmap_empty :) 200004c872eSJohannes Berg * NB: don't touch this bitmap, use sta_info_{set,clear}_tim_bit */ 201f0706e82SJiri Benc u8 tim[sizeof(unsigned long) * BITS_TO_LONGS(IEEE80211_MAX_AID + 1)]; 202f0706e82SJiri Benc struct sk_buff_head ps_bc_buf; 203056cdd59SJohannes Berg atomic_t num_sta_ps; /* number of stations in PS mode */ 2045dfdaf58SJohannes Berg int dtim_count; 205f0706e82SJiri Benc }; 206f0706e82SJiri Benc 207f0706e82SJiri Benc struct ieee80211_if_wds { 208f0706e82SJiri Benc struct sta_info *sta; 209056cdd59SJohannes Berg u8 remote_addr[ETH_ALEN]; 210f0706e82SJiri Benc }; 211f0706e82SJiri Benc 212f0706e82SJiri Benc struct ieee80211_if_vlan { 2130ec3ca44SJohannes Berg struct list_head list; 214f0706e82SJiri Benc }; 215f0706e82SJiri Benc 216ee385855SLuis Carlos Cobo struct mesh_stats { 217ee385855SLuis Carlos Cobo __u32 fwded_frames; /* Mesh forwarded frames */ 218ee385855SLuis Carlos Cobo __u32 dropped_frames_ttl; /* Not transmitted since mesh_ttl == 0*/ 219ee385855SLuis Carlos Cobo __u32 dropped_frames_no_route; /* Not transmitted, no route found */ 220ee385855SLuis Carlos Cobo atomic_t estab_plinks; 221ee385855SLuis Carlos Cobo }; 222ee385855SLuis Carlos Cobo 223ee385855SLuis Carlos Cobo #define PREQ_Q_F_START 0x1 224ee385855SLuis Carlos Cobo #define PREQ_Q_F_REFRESH 0x2 225ee385855SLuis Carlos Cobo struct mesh_preq_queue { 226ee385855SLuis Carlos Cobo struct list_head list; 227ee385855SLuis Carlos Cobo u8 dst[ETH_ALEN]; 228ee385855SLuis Carlos Cobo u8 flags; 229ee385855SLuis Carlos Cobo }; 230ee385855SLuis Carlos Cobo 23146900298SJohannes Berg /* flags used in struct ieee80211_if_managed.flags */ 232d6f2da5bSJiri Slaby #define IEEE80211_STA_SSID_SET BIT(0) 233d6f2da5bSJiri Slaby #define IEEE80211_STA_BSSID_SET BIT(1) 234d6f2da5bSJiri Slaby #define IEEE80211_STA_PREV_BSSID_SET BIT(2) 235d6f2da5bSJiri Slaby #define IEEE80211_STA_AUTHENTICATED BIT(3) 236d6f2da5bSJiri Slaby #define IEEE80211_STA_ASSOCIATED BIT(4) 237d6f2da5bSJiri Slaby #define IEEE80211_STA_PROBEREQ_POLL BIT(5) 238d6f2da5bSJiri Slaby #define IEEE80211_STA_CREATE_IBSS BIT(6) 2397986cf95SJohannes Berg /* hole at 7, please re-use */ 240d6f2da5bSJiri Slaby #define IEEE80211_STA_WMM_ENABLED BIT(8) 2417986cf95SJohannes Berg /* hole at 9, please re-use */ 242d6f2da5bSJiri Slaby #define IEEE80211_STA_AUTO_SSID_SEL BIT(10) 243d6f2da5bSJiri Slaby #define IEEE80211_STA_AUTO_BSSID_SEL BIT(11) 244d6f2da5bSJiri Slaby #define IEEE80211_STA_AUTO_CHANNEL_SEL BIT(12) 2455b98b1f7SJohannes Berg #define IEEE80211_STA_PRIVACY_INVOKED BIT(13) 246eb46936bSVasanthakumar Thiagarajan #define IEEE80211_STA_TKIP_WEP_USED BIT(14) 247c481ec97SSujith #define IEEE80211_STA_CSA_RECEIVED BIT(15) 2485394af4dSJouni Malinen #define IEEE80211_STA_MFP_ENABLED BIT(16) 249636a5d36SJouni Malinen #define IEEE80211_STA_EXT_SME BIT(17) 25048c2fc59STomas Winkler /* flags for MLME request */ 25148c2fc59STomas Winkler #define IEEE80211_STA_REQ_SCAN 0 2529859b81eSRon Rindjunsky #define IEEE80211_STA_REQ_DIRECT_PROBE 1 2539859b81eSRon Rindjunsky #define IEEE80211_STA_REQ_AUTH 2 2549859b81eSRon Rindjunsky #define IEEE80211_STA_REQ_RUN 3 25548c2fc59STomas Winkler 25648c2fc59STomas Winkler /* bitfield of allowed auth algs */ 25748c2fc59STomas Winkler #define IEEE80211_AUTH_ALG_OPEN BIT(0) 25848c2fc59STomas Winkler #define IEEE80211_AUTH_ALG_SHARED_KEY BIT(1) 25948c2fc59STomas Winkler #define IEEE80211_AUTH_ALG_LEAP BIT(2) 260636a5d36SJouni Malinen #define IEEE80211_AUTH_ALG_FT BIT(3) 26148c2fc59STomas Winkler 26246900298SJohannes Berg struct ieee80211_if_managed { 263056cdd59SJohannes Berg struct timer_list timer; 264c481ec97SSujith struct timer_list chswitch_timer; 265056cdd59SJohannes Berg struct work_struct work; 266c481ec97SSujith struct work_struct chswitch_work; 26704de8381SKalle Valo struct work_struct beacon_loss_work; 26846900298SJohannes Berg 269056cdd59SJohannes Berg u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN]; 27046900298SJohannes Berg 271056cdd59SJohannes Berg u8 ssid[IEEE80211_MAX_SSID_LEN]; 272f0706e82SJiri Benc size_t ssid_len; 27346900298SJohannes Berg 27446900298SJohannes Berg enum { 27546900298SJohannes Berg IEEE80211_STA_MLME_DISABLED, 27646900298SJohannes Berg IEEE80211_STA_MLME_DIRECT_PROBE, 27746900298SJohannes Berg IEEE80211_STA_MLME_AUTHENTICATE, 27846900298SJohannes Berg IEEE80211_STA_MLME_ASSOCIATE, 27946900298SJohannes Berg IEEE80211_STA_MLME_ASSOCIATED, 28046900298SJohannes Berg } state; 28146900298SJohannes Berg 282f0706e82SJiri Benc u16 aid; 283f0706e82SJiri Benc u16 ap_capab, capab; 284f0706e82SJiri Benc u8 *extra_ie; /* to be added to the end of AssocReq */ 285f0706e82SJiri Benc size_t extra_ie_len; 286f0706e82SJiri Benc 287f0706e82SJiri Benc /* The last AssocReq/Resp IEs */ 288f0706e82SJiri Benc u8 *assocreq_ies, *assocresp_ies; 289f0706e82SJiri Benc size_t assocreq_ies_len, assocresp_ies_len; 290f0706e82SJiri Benc 291056cdd59SJohannes Berg struct sk_buff_head skb_queue; 292056cdd59SJohannes Berg 2936042a3e3SRon Rindjunsky int assoc_scan_tries; /* number of scans done pre-association */ 2949859b81eSRon Rindjunsky int direct_probe_tries; /* retries for direct probes */ 2956042a3e3SRon Rindjunsky int auth_tries; /* retries for auth req */ 2966042a3e3SRon Rindjunsky int assoc_tries; /* retries for assoc req */ 297f0706e82SJiri Benc 298965bedadSJohannes Berg bool powersave; /* powersave requested for this iface */ 299965bedadSJohannes Berg 300056cdd59SJohannes Berg unsigned long request; 301056cdd59SJohannes Berg 302056cdd59SJohannes Berg unsigned long last_probe; 30315b7b062SKalle Valo unsigned long last_beacon; 304056cdd59SJohannes Berg 305d6f2da5bSJiri Slaby unsigned int flags; 306f0706e82SJiri Benc 307f0706e82SJiri Benc unsigned int auth_algs; /* bitfield of allowed auth algs */ 308f0706e82SJiri Benc int auth_alg; /* currently used IEEE 802.11 authentication algorithm */ 309f0706e82SJiri Benc int auth_transaction; 310f0706e82SJiri Benc 311fdfacf0aSJouni Malinen enum { 312fdfacf0aSJouni Malinen IEEE80211_MFP_DISABLED, 313fdfacf0aSJouni Malinen IEEE80211_MFP_OPTIONAL, 314fdfacf0aSJouni Malinen IEEE80211_MFP_REQUIRED 315fdfacf0aSJouni Malinen } mfp; /* management frame protection */ 316fdfacf0aSJouni Malinen 317f0706e82SJiri Benc int wmm_last_param_set; 3189aed3cc1SJouni Malinen 3199aed3cc1SJouni Malinen /* Extra IE data for management frames */ 320636a5d36SJouni Malinen u8 *sme_auth_ie; 321636a5d36SJouni Malinen size_t sme_auth_ie_len; 322f0706e82SJiri Benc }; 323f0706e82SJiri Benc 32446900298SJohannes Berg enum ieee80211_ibss_flags { 32546900298SJohannes Berg IEEE80211_IBSS_AUTO_CHANNEL_SEL = BIT(0), 32646900298SJohannes Berg IEEE80211_IBSS_AUTO_BSSID_SEL = BIT(1), 32746900298SJohannes Berg IEEE80211_IBSS_BSSID_SET = BIT(2), 32846900298SJohannes Berg IEEE80211_IBSS_PREV_BSSID_SET = BIT(3), 32946900298SJohannes Berg IEEE80211_IBSS_SSID_SET = BIT(4), 33046900298SJohannes Berg }; 33146900298SJohannes Berg 33246900298SJohannes Berg enum ieee80211_ibss_request { 33346900298SJohannes Berg IEEE80211_IBSS_REQ_RUN = 0, 33446900298SJohannes Berg }; 33546900298SJohannes Berg 33646900298SJohannes Berg struct ieee80211_if_ibss { 33746900298SJohannes Berg struct timer_list timer; 33846900298SJohannes Berg struct work_struct work; 33946900298SJohannes Berg 34046900298SJohannes Berg struct sk_buff_head skb_queue; 34146900298SJohannes Berg 34246900298SJohannes Berg u8 ssid[IEEE80211_MAX_SSID_LEN]; 34346900298SJohannes Berg u8 ssid_len; 34446900298SJohannes Berg 34546900298SJohannes Berg u32 flags; 34646900298SJohannes Berg 34746900298SJohannes Berg u8 bssid[ETH_ALEN]; 34846900298SJohannes Berg 34946900298SJohannes Berg unsigned long request; 35046900298SJohannes Berg 35146900298SJohannes Berg unsigned long ibss_join_req; 35246900298SJohannes Berg struct sk_buff *probe_resp; /* ProbeResp template for IBSS */ 35346900298SJohannes Berg 35446900298SJohannes Berg enum { 35546900298SJohannes Berg IEEE80211_IBSS_MLME_SEARCH, 35646900298SJohannes Berg IEEE80211_IBSS_MLME_JOINED, 35746900298SJohannes Berg } state; 35846900298SJohannes Berg }; 35946900298SJohannes Berg 360472dbc45SJohannes Berg struct ieee80211_if_mesh { 361472dbc45SJohannes Berg struct work_struct work; 362472dbc45SJohannes Berg struct timer_list housekeeping_timer; 363472dbc45SJohannes Berg struct timer_list mesh_path_timer; 364472dbc45SJohannes Berg struct sk_buff_head skb_queue; 365472dbc45SJohannes Berg 366472dbc45SJohannes Berg bool housekeeping; 367472dbc45SJohannes Berg 368472dbc45SJohannes Berg u8 mesh_id[IEEE80211_MAX_MESH_ID_LEN]; 369472dbc45SJohannes Berg size_t mesh_id_len; 370472dbc45SJohannes Berg /* Active Path Selection Protocol Identifier */ 371472dbc45SJohannes Berg u8 mesh_pp_id[4]; 372472dbc45SJohannes Berg /* Active Path Selection Metric Identifier */ 373472dbc45SJohannes Berg u8 mesh_pm_id[4]; 374472dbc45SJohannes Berg /* Congestion Control Mode Identifier */ 375472dbc45SJohannes Berg u8 mesh_cc_id[4]; 376472dbc45SJohannes Berg /* Local mesh Destination Sequence Number */ 377472dbc45SJohannes Berg u32 dsn; 378472dbc45SJohannes Berg /* Last used PREQ ID */ 379472dbc45SJohannes Berg u32 preq_id; 380472dbc45SJohannes Berg atomic_t mpaths; 381472dbc45SJohannes Berg /* Timestamp of last DSN update */ 382472dbc45SJohannes Berg unsigned long last_dsn_update; 383472dbc45SJohannes Berg /* Timestamp of last DSN sent */ 384472dbc45SJohannes Berg unsigned long last_preq; 385472dbc45SJohannes Berg struct mesh_rmc *rmc; 386472dbc45SJohannes Berg spinlock_t mesh_preq_queue_lock; 387472dbc45SJohannes Berg struct mesh_preq_queue preq_queue; 388472dbc45SJohannes Berg int preq_queue_len; 389472dbc45SJohannes Berg struct mesh_stats mshstats; 390472dbc45SJohannes Berg struct mesh_config mshcfg; 391472dbc45SJohannes Berg u32 mesh_seqnum; 392472dbc45SJohannes Berg bool accepting_plinks; 393472dbc45SJohannes Berg }; 394902acc78SJohannes Berg 395902acc78SJohannes Berg #ifdef CONFIG_MAC80211_MESH 396472dbc45SJohannes Berg #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ 397472dbc45SJohannes Berg do { (msh)->mshstats.name++; } while (0) 398902acc78SJohannes Berg #else 399472dbc45SJohannes Berg #define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ 400902acc78SJohannes Berg do { } while (0) 401902acc78SJohannes Berg #endif 402f0706e82SJiri Benc 403213cd118SJohannes Berg /** 404213cd118SJohannes Berg * enum ieee80211_sub_if_data_flags - virtual interface flags 405213cd118SJohannes Berg * 406213cd118SJohannes Berg * @IEEE80211_SDATA_ALLMULTI: interface wants all multicast packets 407213cd118SJohannes Berg * @IEEE80211_SDATA_PROMISC: interface is promisc 408213cd118SJohannes Berg * @IEEE80211_SDATA_OPERATING_GMODE: operating in G-only mode 409213cd118SJohannes Berg * @IEEE80211_SDATA_DONT_BRIDGE_PACKETS: bridge packets between 410213cd118SJohannes Berg * associated stations and deliver multicast frames both 411213cd118SJohannes Berg * back to wireless media and to the local net stack. 412213cd118SJohannes Berg */ 413213cd118SJohannes Berg enum ieee80211_sub_if_data_flags { 414213cd118SJohannes Berg IEEE80211_SDATA_ALLMULTI = BIT(0), 415213cd118SJohannes Berg IEEE80211_SDATA_PROMISC = BIT(1), 4167986cf95SJohannes Berg IEEE80211_SDATA_OPERATING_GMODE = BIT(2), 4177986cf95SJohannes Berg IEEE80211_SDATA_DONT_BRIDGE_PACKETS = BIT(3), 418213cd118SJohannes Berg }; 419213cd118SJohannes Berg 420f0706e82SJiri Benc struct ieee80211_sub_if_data { 421f0706e82SJiri Benc struct list_head list; 422f0706e82SJiri Benc 423f0706e82SJiri Benc struct wireless_dev wdev; 424f0706e82SJiri Benc 42511a843b7SJohannes Berg /* keys */ 42611a843b7SJohannes Berg struct list_head key_list; 42711a843b7SJohannes Berg 428f0706e82SJiri Benc struct net_device *dev; 429f0706e82SJiri Benc struct ieee80211_local *local; 430f0706e82SJiri Benc 43113262ffdSJiri Slaby unsigned int flags; 4327e9ed188SDaniel Drake 433f0706e82SJiri Benc int drop_unencrypted; 434f0706e82SJiri Benc 435f0706e82SJiri Benc /* Fragment table for host-based reassembly */ 436f0706e82SJiri Benc struct ieee80211_fragment_entry fragments[IEEE80211_FRAGMENT_MAX]; 437f0706e82SJiri Benc unsigned int fragment_next; 438f0706e82SJiri Benc 439f0706e82SJiri Benc #define NUM_DEFAULT_KEYS 4 4403cfcf6acSJouni Malinen #define NUM_DEFAULT_MGMT_KEYS 2 4413cfcf6acSJouni Malinen struct ieee80211_key *keys[NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS]; 442f0706e82SJiri Benc struct ieee80211_key *default_key; 4433cfcf6acSJouni Malinen struct ieee80211_key *default_mgmt_key; 444f0706e82SJiri Benc 44594778280SJohannes Berg u16 sequence_number; 44694778280SJohannes Berg 4473e122be0SJohannes Berg /* 4483e122be0SJohannes Berg * AP this belongs to: self in AP mode and 4493e122be0SJohannes Berg * corresponding AP in VLAN mode, NULL for 4503e122be0SJohannes Berg * all others (might be needed later in IBSS) 4513e122be0SJohannes Berg */ 4523e122be0SJohannes Berg struct ieee80211_if_ap *bss; 4533e122be0SJohannes Berg 4543e122be0SJohannes Berg int force_unicast_rateidx; /* forced TX rateidx for unicast frames */ 4553e122be0SJohannes Berg int max_ratectrl_rateidx; /* max TX rateidx for rate control */ 456f0706e82SJiri Benc 457f0706e82SJiri Benc union { 458f0706e82SJiri Benc struct ieee80211_if_ap ap; 459f0706e82SJiri Benc struct ieee80211_if_wds wds; 460f0706e82SJiri Benc struct ieee80211_if_vlan vlan; 46146900298SJohannes Berg struct ieee80211_if_managed mgd; 46246900298SJohannes Berg struct ieee80211_if_ibss ibss; 463472dbc45SJohannes Berg #ifdef CONFIG_MAC80211_MESH 464472dbc45SJohannes Berg struct ieee80211_if_mesh mesh; 465472dbc45SJohannes Berg #endif 4668cc9a739SMichael Wu u32 mntr_flags; 467f0706e82SJiri Benc } u; 468e9f207f0SJiri Benc 469e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 470e9f207f0SJiri Benc struct dentry *debugfsdir; 471e9f207f0SJiri Benc union { 472e9f207f0SJiri Benc struct { 473e9f207f0SJiri Benc struct dentry *drop_unencrypted; 474e9f207f0SJiri Benc struct dentry *state; 475e9f207f0SJiri Benc struct dentry *bssid; 476e9f207f0SJiri Benc struct dentry *prev_bssid; 477e9f207f0SJiri Benc struct dentry *ssid_len; 478e9f207f0SJiri Benc struct dentry *aid; 479e9f207f0SJiri Benc struct dentry *ap_capab; 480e9f207f0SJiri Benc struct dentry *capab; 481e9f207f0SJiri Benc struct dentry *extra_ie_len; 482e9f207f0SJiri Benc struct dentry *auth_tries; 483e9f207f0SJiri Benc struct dentry *assoc_tries; 484e9f207f0SJiri Benc struct dentry *auth_algs; 485e9f207f0SJiri Benc struct dentry *auth_alg; 486e9f207f0SJiri Benc struct dentry *auth_transaction; 487e9f207f0SJiri Benc struct dentry *flags; 48893015f0fSJouni Malinen struct dentry *force_unicast_rateidx; 48993015f0fSJouni Malinen struct dentry *max_ratectrl_rateidx; 490e9f207f0SJiri Benc } sta; 491e9f207f0SJiri Benc struct { 492e9f207f0SJiri Benc struct dentry *drop_unencrypted; 493e9f207f0SJiri Benc struct dentry *num_sta_ps; 494e9f207f0SJiri Benc struct dentry *dtim_count; 495e9f207f0SJiri Benc struct dentry *force_unicast_rateidx; 496e9f207f0SJiri Benc struct dentry *max_ratectrl_rateidx; 497e9f207f0SJiri Benc struct dentry *num_buffered_multicast; 498e9f207f0SJiri Benc } ap; 499e9f207f0SJiri Benc struct { 500e9f207f0SJiri Benc struct dentry *drop_unencrypted; 501e9f207f0SJiri Benc struct dentry *peer; 50293015f0fSJouni Malinen struct dentry *force_unicast_rateidx; 50393015f0fSJouni Malinen struct dentry *max_ratectrl_rateidx; 504e9f207f0SJiri Benc } wds; 505e9f207f0SJiri Benc struct { 506e9f207f0SJiri Benc struct dentry *drop_unencrypted; 50793015f0fSJouni Malinen struct dentry *force_unicast_rateidx; 50893015f0fSJouni Malinen struct dentry *max_ratectrl_rateidx; 509e9f207f0SJiri Benc } vlan; 510e9f207f0SJiri Benc struct { 511e9f207f0SJiri Benc struct dentry *mode; 512e9f207f0SJiri Benc } monitor; 513e9f207f0SJiri Benc } debugfs; 5142b58b209SJouni Malinen struct { 5152b58b209SJouni Malinen struct dentry *default_key; 5163cfcf6acSJouni Malinen struct dentry *default_mgmt_key; 5172b58b209SJouni Malinen } common_debugfs; 518ee385855SLuis Carlos Cobo 519ee385855SLuis Carlos Cobo #ifdef CONFIG_MAC80211_MESH 520ee385855SLuis Carlos Cobo struct dentry *mesh_stats_dir; 521ee385855SLuis Carlos Cobo struct { 522ee385855SLuis Carlos Cobo struct dentry *fwded_frames; 523ee385855SLuis Carlos Cobo struct dentry *dropped_frames_ttl; 524ee385855SLuis Carlos Cobo struct dentry *dropped_frames_no_route; 525ee385855SLuis Carlos Cobo struct dentry *estab_plinks; 526ee385855SLuis Carlos Cobo struct timer_list mesh_path_timer; 527ee385855SLuis Carlos Cobo } mesh_stats; 528ee385855SLuis Carlos Cobo 529ee385855SLuis Carlos Cobo struct dentry *mesh_config_dir; 530ee385855SLuis Carlos Cobo struct { 531ee385855SLuis Carlos Cobo struct dentry *dot11MeshRetryTimeout; 532ee385855SLuis Carlos Cobo struct dentry *dot11MeshConfirmTimeout; 533ee385855SLuis Carlos Cobo struct dentry *dot11MeshHoldingTimeout; 534ee385855SLuis Carlos Cobo struct dentry *dot11MeshMaxRetries; 535ee385855SLuis Carlos Cobo struct dentry *dot11MeshTTL; 536ee385855SLuis Carlos Cobo struct dentry *auto_open_plinks; 537ee385855SLuis Carlos Cobo struct dentry *dot11MeshMaxPeerLinks; 538ee385855SLuis Carlos Cobo struct dentry *dot11MeshHWMPactivePathTimeout; 539ee385855SLuis Carlos Cobo struct dentry *dot11MeshHWMPpreqMinInterval; 540ee385855SLuis Carlos Cobo struct dentry *dot11MeshHWMPnetDiameterTraversalTime; 541ee385855SLuis Carlos Cobo struct dentry *dot11MeshHWMPmaxPREQretries; 542ee385855SLuis Carlos Cobo struct dentry *path_refresh_time; 543ee385855SLuis Carlos Cobo struct dentry *min_discovery_timeout; 544ee385855SLuis Carlos Cobo } mesh_config; 545ee385855SLuis Carlos Cobo #endif 546ee385855SLuis Carlos Cobo 547e9f207f0SJiri Benc #endif 54832bfd35dSJohannes Berg /* must be last, dynamically sized area in this! */ 54932bfd35dSJohannes Berg struct ieee80211_vif vif; 550f0706e82SJiri Benc }; 551f0706e82SJiri Benc 55232bfd35dSJohannes Berg static inline 55332bfd35dSJohannes Berg struct ieee80211_sub_if_data *vif_to_sdata(struct ieee80211_vif *p) 55432bfd35dSJohannes Berg { 55532bfd35dSJohannes Berg return container_of(p, struct ieee80211_sub_if_data, vif); 55632bfd35dSJohannes Berg } 55732bfd35dSJohannes Berg 558472dbc45SJohannes Berg static inline void 559472dbc45SJohannes Berg ieee80211_sdata_set_mesh_id(struct ieee80211_sub_if_data *sdata, 560472dbc45SJohannes Berg u8 mesh_id_len, u8 *mesh_id) 561472dbc45SJohannes Berg { 562472dbc45SJohannes Berg #ifdef CONFIG_MAC80211_MESH 563472dbc45SJohannes Berg struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh; 564472dbc45SJohannes Berg ifmsh->mesh_id_len = mesh_id_len; 565472dbc45SJohannes Berg memcpy(ifmsh->mesh_id, mesh_id, mesh_id_len); 566472dbc45SJohannes Berg #else 567472dbc45SJohannes Berg WARN_ON(1); 568472dbc45SJohannes Berg #endif 569472dbc45SJohannes Berg } 570472dbc45SJohannes Berg 571f0706e82SJiri Benc enum { 572f0706e82SJiri Benc IEEE80211_RX_MSG = 1, 573f0706e82SJiri Benc IEEE80211_TX_STATUS_MSG = 2, 574eadc8d9eSRon Rindjunsky IEEE80211_DELBA_MSG = 3, 575eadc8d9eSRon Rindjunsky IEEE80211_ADDBA_MSG = 4, 576f0706e82SJiri Benc }; 577f0706e82SJiri Benc 578ce7c9111SKalle Valo enum queue_stop_reason { 579ce7c9111SKalle Valo IEEE80211_QUEUE_STOP_REASON_DRIVER, 580520eb820SKalle Valo IEEE80211_QUEUE_STOP_REASON_PS, 58196f5e66eSJohannes Berg IEEE80211_QUEUE_STOP_REASON_CSA, 58296f5e66eSJohannes Berg IEEE80211_QUEUE_STOP_REASON_AGGREGATION, 58325420604SJohannes Berg IEEE80211_QUEUE_STOP_REASON_SUSPEND, 5842a577d98SJohannes Berg IEEE80211_QUEUE_STOP_REASON_PENDING, 585ce7c9111SKalle Valo }; 586ce7c9111SKalle Valo 587133b8226SJohannes Berg struct ieee80211_master_priv { 588133b8226SJohannes Berg struct ieee80211_local *local; 589133b8226SJohannes Berg }; 590133b8226SJohannes Berg 591f0706e82SJiri Benc struct ieee80211_local { 592f0706e82SJiri Benc /* embed the driver visible part. 593f0706e82SJiri Benc * don't cast (use the static inlines below), but we keep 594f0706e82SJiri Benc * it first anyway so they become a no-op */ 595f0706e82SJiri Benc struct ieee80211_hw hw; 596f0706e82SJiri Benc 597f0706e82SJiri Benc const struct ieee80211_ops *ops; 598f0706e82SJiri Benc 599e4e72fb4SJohannes Berg unsigned long queue_stop_reasons[IEEE80211_MAX_QUEUES]; 60096f5e66eSJohannes Berg /* also used to protect ampdu_ac_queue and amdpu_ac_stop_refcnt */ 601ce7c9111SKalle Valo spinlock_t queue_stop_reason_lock; 60296f5e66eSJohannes Berg 603f0706e82SJiri Benc struct net_device *mdev; /* wmaster# - "master" 802.11 device */ 604f0706e82SJiri Benc int open_count; 6053d30d949SMichael Wu int monitors, cooked_mntrs; 6068cc9a739SMichael Wu /* number of interfaces with corresponding FIF_ flags */ 6078cc9a739SMichael Wu int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss; 6084150c572SJohannes Berg unsigned int filter_flags; /* FIF_* */ 609f0706e82SJiri Benc struct iw_statistics wstats; 610d0709a65SJohannes Berg bool tim_in_locked_section; /* see ieee80211_beacon_get() */ 611b306f453SJohannes Berg int tx_headroom; /* required headroom for hardware/radiotap */ 612f0706e82SJiri Benc 613f0706e82SJiri Benc /* Tasklet and skb queue to process calls from IRQ mode. All frames 614f0706e82SJiri Benc * added to skb_queue will be processed, but frames in 615f0706e82SJiri Benc * skb_queue_unreliable may be dropped if the total length of these 616f0706e82SJiri Benc * queues increases over the limit. */ 617f0706e82SJiri Benc #define IEEE80211_IRQSAFE_QUEUE_LIMIT 128 618f0706e82SJiri Benc struct tasklet_struct tasklet; 619f0706e82SJiri Benc struct sk_buff_head skb_queue; 620f0706e82SJiri Benc struct sk_buff_head skb_queue_unreliable; 621f0706e82SJiri Benc 622d0709a65SJohannes Berg /* Station data */ 623d0709a65SJohannes Berg /* 624d0709a65SJohannes Berg * The lock only protects the list, hash, timer and counter 625d0709a65SJohannes Berg * against manipulation, reads are done in RCU. Additionally, 626b16bd15cSJohannes Berg * the lock protects each BSS's TIM bitmap. 627d0709a65SJohannes Berg */ 628d0709a65SJohannes Berg spinlock_t sta_lock; 629d0709a65SJohannes Berg unsigned long num_sta; 630f0706e82SJiri Benc struct list_head sta_list; 631dc6676b7SJohannes Berg struct list_head sta_flush_list; 632dc6676b7SJohannes Berg struct work_struct sta_flush_work; 633f0706e82SJiri Benc struct sta_info *sta_hash[STA_HASH_SIZE]; 634f0706e82SJiri Benc struct timer_list sta_cleanup; 635f0706e82SJiri Benc 6362a577d98SJohannes Berg struct sk_buff_head pending[IEEE80211_MAX_QUEUES]; 637f0706e82SJiri Benc struct tasklet_struct tx_pending_tasklet; 638f0706e82SJiri Benc 639cd8ffc80SJohannes Berg /* 640cd8ffc80SJohannes Berg * This lock is used to prevent concurrent A-MPDU 641cd8ffc80SJohannes Berg * session start/stop processing, this thus also 642cd8ffc80SJohannes Berg * synchronises the ->ampdu_action() callback to 643cd8ffc80SJohannes Berg * drivers and limits it to one at a time. 644cd8ffc80SJohannes Berg */ 645cd8ffc80SJohannes Berg spinlock_t ampdu_lock; 646cd8ffc80SJohannes Berg 647f0706e82SJiri Benc /* number of interfaces with corresponding IFF_ flags */ 64853918994SJohannes Berg atomic_t iff_allmultis, iff_promiscs; 649f0706e82SJiri Benc 650f0706e82SJiri Benc struct rate_control_ref *rate_ctrl; 651f0706e82SJiri Benc 652f0706e82SJiri Benc int rts_threshold; 653f0706e82SJiri Benc int fragmentation_threshold; 654f0706e82SJiri Benc 655f0706e82SJiri Benc struct crypto_blkcipher *wep_tx_tfm; 656f0706e82SJiri Benc struct crypto_blkcipher *wep_rx_tfm; 657f0706e82SJiri Benc u32 wep_iv; 658f0706e82SJiri Benc 659c771c9d8SJohannes Berg /* see iface.c */ 66079010420SJohannes Berg struct list_head interfaces; 661c771c9d8SJohannes Berg struct mutex iflist_mtx; 66279010420SJohannes Berg 663b16bd15cSJohannes Berg /* 664b16bd15cSJohannes Berg * Key lock, protects sdata's key_list and sta_info's 665b16bd15cSJohannes Berg * key pointers (write access, they're RCU.) 666b16bd15cSJohannes Berg */ 667b16bd15cSJohannes Berg spinlock_t key_lock; 668b16bd15cSJohannes Berg 669b16bd15cSJohannes Berg 670c2b13452SJohannes Berg /* Scanning and BSS list */ 671c2b13452SJohannes Berg bool sw_scanning, hw_scanning; 6722a519311SJohannes Berg struct cfg80211_ssid scan_ssid; 6732a519311SJohannes Berg struct cfg80211_scan_request int_scan_req; 6742a519311SJohannes Berg struct cfg80211_scan_request *scan_req; 6752a519311SJohannes Berg struct ieee80211_channel *scan_channel; 676de95a54bSJohannes Berg const u8 *orig_ies; 677de95a54bSJohannes Berg int orig_ies_len; 678f0706e82SJiri Benc int scan_channel_idx; 679de95a54bSJohannes Berg int scan_ies_len; 6808318d78aSJohannes Berg 681f0706e82SJiri Benc enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state; 682f0706e82SJiri Benc unsigned long last_scan_completed; 683f0706e82SJiri Benc struct delayed_work scan_work; 684491775a5SJohannes Berg struct ieee80211_sub_if_data *scan_sdata; 685094d05dcSSujith enum nl80211_channel_type oper_channel_type; 6862a519311SJohannes Berg struct ieee80211_channel *oper_channel, *csa_channel; 687f0706e82SJiri Benc 688f0706e82SJiri Benc /* SNMP counters */ 689f0706e82SJiri Benc /* dot11CountersTable */ 690f0706e82SJiri Benc u32 dot11TransmittedFragmentCount; 691f0706e82SJiri Benc u32 dot11MulticastTransmittedFrameCount; 692f0706e82SJiri Benc u32 dot11FailedCount; 693f0706e82SJiri Benc u32 dot11RetryCount; 694f0706e82SJiri Benc u32 dot11MultipleRetryCount; 695f0706e82SJiri Benc u32 dot11FrameDuplicateCount; 696f0706e82SJiri Benc u32 dot11ReceivedFragmentCount; 697f0706e82SJiri Benc u32 dot11MulticastReceivedFrameCount; 698f0706e82SJiri Benc u32 dot11TransmittedFrameCount; 699f0706e82SJiri Benc 700f0706e82SJiri Benc #ifdef CONFIG_MAC80211_LEDS 701f0706e82SJiri Benc int tx_led_counter, rx_led_counter; 702cdcb006fSIvo van Doorn struct led_trigger *tx_led, *rx_led, *assoc_led, *radio_led; 703cdcb006fSIvo van Doorn char tx_led_name[32], rx_led_name[32], 704cdcb006fSIvo van Doorn assoc_led_name[32], radio_led_name[32]; 705f0706e82SJiri Benc #endif 706f0706e82SJiri Benc 707e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 708e9f207f0SJiri Benc struct work_struct sta_debugfs_add; 709e9f207f0SJiri Benc #endif 710e9f207f0SJiri Benc 711f0706e82SJiri Benc #ifdef CONFIG_MAC80211_DEBUG_COUNTERS 712f0706e82SJiri Benc /* TX/RX handler statistics */ 713f0706e82SJiri Benc unsigned int tx_handlers_drop; 714f0706e82SJiri Benc unsigned int tx_handlers_queued; 715f0706e82SJiri Benc unsigned int tx_handlers_drop_unencrypted; 716f0706e82SJiri Benc unsigned int tx_handlers_drop_fragment; 717f0706e82SJiri Benc unsigned int tx_handlers_drop_wep; 718f0706e82SJiri Benc unsigned int tx_handlers_drop_not_assoc; 719f0706e82SJiri Benc unsigned int tx_handlers_drop_unauth_port; 720f0706e82SJiri Benc unsigned int rx_handlers_drop; 721f0706e82SJiri Benc unsigned int rx_handlers_queued; 722f0706e82SJiri Benc unsigned int rx_handlers_drop_nullfunc; 723f0706e82SJiri Benc unsigned int rx_handlers_drop_defrag; 724f0706e82SJiri Benc unsigned int rx_handlers_drop_short; 725f0706e82SJiri Benc unsigned int rx_handlers_drop_passive_scan; 726f0706e82SJiri Benc unsigned int tx_expand_skb_head; 727f0706e82SJiri Benc unsigned int tx_expand_skb_head_cloned; 728f0706e82SJiri Benc unsigned int rx_expand_skb_head; 729f0706e82SJiri Benc unsigned int rx_expand_skb_head2; 730f0706e82SJiri Benc unsigned int rx_handlers_fragments; 731f0706e82SJiri Benc unsigned int tx_status_drop; 732f0706e82SJiri Benc #define I802_DEBUG_INC(c) (c)++ 733f0706e82SJiri Benc #else /* CONFIG_MAC80211_DEBUG_COUNTERS */ 734f0706e82SJiri Benc #define I802_DEBUG_INC(c) do { } while (0) 735f0706e82SJiri Benc #endif /* CONFIG_MAC80211_DEBUG_COUNTERS */ 736f0706e82SJiri Benc 737f0706e82SJiri Benc 738f0706e82SJiri Benc int total_ps_buffered; /* total number of all buffered unicast and 739f0706e82SJiri Benc * multicast packets for power saving stations 740f0706e82SJiri Benc */ 741f0706e82SJiri Benc int wifi_wme_noack_test; 742f0706e82SJiri Benc unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */ 743520eb820SKalle Valo 744572e0012SKalle Valo bool pspolling; 745965bedadSJohannes Berg /* 746965bedadSJohannes Berg * PS can only be enabled when we have exactly one managed 747965bedadSJohannes Berg * interface (and monitors) in PS, this then points there. 748965bedadSJohannes Berg */ 749965bedadSJohannes Berg struct ieee80211_sub_if_data *ps_sdata; 750520eb820SKalle Valo struct work_struct dynamic_ps_enable_work; 751520eb820SKalle Valo struct work_struct dynamic_ps_disable_work; 752520eb820SKalle Valo struct timer_list dynamic_ps_timer; 75310f644a4SJohannes Berg struct notifier_block network_latency_notifier; 754f0706e82SJiri Benc 7552bf30fabSJohannes Berg int user_power_level; /* in dBm */ 756a8302de9SVasanthakumar Thiagarajan int power_constr_level; /* in dBm */ 7572bf30fabSJohannes Berg 758f2753ddbSJohannes Berg struct work_struct restart_work; 759f2753ddbSJohannes Berg 760e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUGFS 761e9f207f0SJiri Benc struct local_debugfsdentries { 7624b7679a5SJohannes Berg struct dentry *rcdir; 7634b7679a5SJohannes Berg struct dentry *rcname; 764e9f207f0SJiri Benc struct dentry *frequency; 765e9f207f0SJiri Benc struct dentry *rts_threshold; 766e9f207f0SJiri Benc struct dentry *fragmentation_threshold; 767e9f207f0SJiri Benc struct dentry *short_retry_limit; 768e9f207f0SJiri Benc struct dentry *long_retry_limit; 769e9f207f0SJiri Benc struct dentry *total_ps_buffered; 770e9f207f0SJiri Benc struct dentry *wep_iv; 771ae54c985SAlina Friedrichsen struct dentry *tsf; 772827b1fb4SJohannes Berg struct dentry *reset; 773e9f207f0SJiri Benc struct dentry *statistics; 774e9f207f0SJiri Benc struct local_debugfsdentries_statsdentries { 775e9f207f0SJiri Benc struct dentry *transmitted_fragment_count; 776e9f207f0SJiri Benc struct dentry *multicast_transmitted_frame_count; 777e9f207f0SJiri Benc struct dentry *failed_count; 778e9f207f0SJiri Benc struct dentry *retry_count; 779e9f207f0SJiri Benc struct dentry *multiple_retry_count; 780e9f207f0SJiri Benc struct dentry *frame_duplicate_count; 781e9f207f0SJiri Benc struct dentry *received_fragment_count; 782e9f207f0SJiri Benc struct dentry *multicast_received_frame_count; 783e9f207f0SJiri Benc struct dentry *transmitted_frame_count; 784e9f207f0SJiri Benc struct dentry *wep_undecryptable_count; 785e9f207f0SJiri Benc struct dentry *num_scans; 786e9f207f0SJiri Benc #ifdef CONFIG_MAC80211_DEBUG_COUNTERS 787e9f207f0SJiri Benc struct dentry *tx_handlers_drop; 788e9f207f0SJiri Benc struct dentry *tx_handlers_queued; 789e9f207f0SJiri Benc struct dentry *tx_handlers_drop_unencrypted; 790e9f207f0SJiri Benc struct dentry *tx_handlers_drop_fragment; 791e9f207f0SJiri Benc struct dentry *tx_handlers_drop_wep; 792e9f207f0SJiri Benc struct dentry *tx_handlers_drop_not_assoc; 793e9f207f0SJiri Benc struct dentry *tx_handlers_drop_unauth_port; 794e9f207f0SJiri Benc struct dentry *rx_handlers_drop; 795e9f207f0SJiri Benc struct dentry *rx_handlers_queued; 796e9f207f0SJiri Benc struct dentry *rx_handlers_drop_nullfunc; 797e9f207f0SJiri Benc struct dentry *rx_handlers_drop_defrag; 798e9f207f0SJiri Benc struct dentry *rx_handlers_drop_short; 799e9f207f0SJiri Benc struct dentry *rx_handlers_drop_passive_scan; 800e9f207f0SJiri Benc struct dentry *tx_expand_skb_head; 801e9f207f0SJiri Benc struct dentry *tx_expand_skb_head_cloned; 802e9f207f0SJiri Benc struct dentry *rx_expand_skb_head; 803e9f207f0SJiri Benc struct dentry *rx_expand_skb_head2; 804e9f207f0SJiri Benc struct dentry *rx_handlers_fragments; 805e9f207f0SJiri Benc struct dentry *tx_status_drop; 806e9f207f0SJiri Benc #endif 807e9f207f0SJiri Benc struct dentry *dot11ACKFailureCount; 808e9f207f0SJiri Benc struct dentry *dot11RTSFailureCount; 809e9f207f0SJiri Benc struct dentry *dot11FCSErrorCount; 810e9f207f0SJiri Benc struct dentry *dot11RTSSuccessCount; 811e9f207f0SJiri Benc } stats; 812e9f207f0SJiri Benc struct dentry *stations; 813e9f207f0SJiri Benc struct dentry *keys; 814e9f207f0SJiri Benc } debugfs; 815e9f207f0SJiri Benc #endif 816f0706e82SJiri Benc }; 817f0706e82SJiri Benc 8183e122be0SJohannes Berg static inline struct ieee80211_sub_if_data * 8193e122be0SJohannes Berg IEEE80211_DEV_TO_SUB_IF(struct net_device *dev) 8203e122be0SJohannes Berg { 8213e122be0SJohannes Berg struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); 8223e122be0SJohannes Berg 8233e122be0SJohannes Berg BUG_ON(!local || local->mdev == dev); 8243e122be0SJohannes Berg 8253e122be0SJohannes Berg return netdev_priv(dev); 8263e122be0SJohannes Berg } 8273e122be0SJohannes Berg 828eadc8d9eSRon Rindjunsky /* this struct represents 802.11n's RA/TID combination */ 829eadc8d9eSRon Rindjunsky struct ieee80211_ra_tid { 830eadc8d9eSRon Rindjunsky u8 ra[ETH_ALEN]; 831eadc8d9eSRon Rindjunsky u16 tid; 832eadc8d9eSRon Rindjunsky }; 833eadc8d9eSRon Rindjunsky 834ee385855SLuis Carlos Cobo /* Parsed Information Elements */ 835ee385855SLuis Carlos Cobo struct ieee802_11_elems { 83643ac2ca3SJouni Malinen u8 *ie_start; 83743ac2ca3SJouni Malinen size_t total_len; 83843ac2ca3SJouni Malinen 839ee385855SLuis Carlos Cobo /* pointers to IEs */ 840ee385855SLuis Carlos Cobo u8 *ssid; 841ee385855SLuis Carlos Cobo u8 *supp_rates; 842ee385855SLuis Carlos Cobo u8 *fh_params; 843ee385855SLuis Carlos Cobo u8 *ds_params; 844ee385855SLuis Carlos Cobo u8 *cf_params; 845ee385855SLuis Carlos Cobo u8 *tim; 846ee385855SLuis Carlos Cobo u8 *ibss_params; 847ee385855SLuis Carlos Cobo u8 *challenge; 848ee385855SLuis Carlos Cobo u8 *wpa; 849ee385855SLuis Carlos Cobo u8 *rsn; 850ee385855SLuis Carlos Cobo u8 *erp_info; 851ee385855SLuis Carlos Cobo u8 *ext_supp_rates; 852ee385855SLuis Carlos Cobo u8 *wmm_info; 853ee385855SLuis Carlos Cobo u8 *wmm_param; 85409914813SJohannes Berg struct ieee80211_ht_cap *ht_cap_elem; 855d9fe60deSJohannes Berg struct ieee80211_ht_info *ht_info_elem; 856ee385855SLuis Carlos Cobo u8 *mesh_config; 857ee385855SLuis Carlos Cobo u8 *mesh_id; 858ee385855SLuis Carlos Cobo u8 *peer_link; 859ee385855SLuis Carlos Cobo u8 *preq; 860ee385855SLuis Carlos Cobo u8 *prep; 861ee385855SLuis Carlos Cobo u8 *perr; 862f2df3859SAssaf Krauss u8 *ch_switch_elem; 863f2df3859SAssaf Krauss u8 *country_elem; 864f2df3859SAssaf Krauss u8 *pwr_constr_elem; 865f2df3859SAssaf Krauss u8 *quiet_elem; /* first quite element */ 866f797eb7eSJouni Malinen u8 *timeout_int; 867ee385855SLuis Carlos Cobo 868ee385855SLuis Carlos Cobo /* length of them, respectively */ 869ee385855SLuis Carlos Cobo u8 ssid_len; 870ee385855SLuis Carlos Cobo u8 supp_rates_len; 871ee385855SLuis Carlos Cobo u8 fh_params_len; 872ee385855SLuis Carlos Cobo u8 ds_params_len; 873ee385855SLuis Carlos Cobo u8 cf_params_len; 874ee385855SLuis Carlos Cobo u8 tim_len; 875ee385855SLuis Carlos Cobo u8 ibss_params_len; 876ee385855SLuis Carlos Cobo u8 challenge_len; 877ee385855SLuis Carlos Cobo u8 wpa_len; 878ee385855SLuis Carlos Cobo u8 rsn_len; 879ee385855SLuis Carlos Cobo u8 erp_info_len; 880ee385855SLuis Carlos Cobo u8 ext_supp_rates_len; 881ee385855SLuis Carlos Cobo u8 wmm_info_len; 882ee385855SLuis Carlos Cobo u8 wmm_param_len; 883ee385855SLuis Carlos Cobo u8 mesh_config_len; 884ee385855SLuis Carlos Cobo u8 mesh_id_len; 885ee385855SLuis Carlos Cobo u8 peer_link_len; 886ee385855SLuis Carlos Cobo u8 preq_len; 887ee385855SLuis Carlos Cobo u8 prep_len; 888ee385855SLuis Carlos Cobo u8 perr_len; 889f2df3859SAssaf Krauss u8 ch_switch_elem_len; 890f2df3859SAssaf Krauss u8 country_elem_len; 891f2df3859SAssaf Krauss u8 pwr_constr_elem_len; 892f2df3859SAssaf Krauss u8 quiet_elem_len; 893f2df3859SAssaf Krauss u8 num_of_quiet_elem; /* can be more the one */ 894f797eb7eSJouni Malinen u8 timeout_int_len; 895ee385855SLuis Carlos Cobo }; 896ee385855SLuis Carlos Cobo 897f0706e82SJiri Benc static inline struct ieee80211_local *hw_to_local( 898f0706e82SJiri Benc struct ieee80211_hw *hw) 899f0706e82SJiri Benc { 900f0706e82SJiri Benc return container_of(hw, struct ieee80211_local, hw); 901f0706e82SJiri Benc } 902f0706e82SJiri Benc 903f0706e82SJiri Benc static inline struct ieee80211_hw *local_to_hw( 904f0706e82SJiri Benc struct ieee80211_local *local) 905f0706e82SJiri Benc { 906f0706e82SJiri Benc return &local->hw; 907f0706e82SJiri Benc } 908f0706e82SJiri Benc 909f0706e82SJiri Benc 910571ecf67SJohannes Berg static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr) 911571ecf67SJohannes Berg { 912571ecf67SJohannes Berg return compare_ether_addr(raddr, addr) == 0 || 913571ecf67SJohannes Berg is_broadcast_ether_addr(raddr); 914571ecf67SJohannes Berg } 915571ecf67SJohannes Berg 916571ecf67SJohannes Berg 917e8975581SJohannes Berg int ieee80211_hw_config(struct ieee80211_local *local, u32 changed); 9189d139c81SJohannes Berg int ieee80211_if_config(struct ieee80211_sub_if_data *sdata, u32 changed); 9195cf121c3SJohannes Berg void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx); 9209c6bd790SJohannes Berg void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata, 9219c6bd790SJohannes Berg u32 changed); 9220d143fe1SJohannes Berg void ieee80211_configure_filter(struct ieee80211_local *local); 92346900298SJohannes Berg u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata); 924f0706e82SJiri Benc 9259c6bd790SJohannes Berg /* wireless extensions */ 926f0706e82SJiri Benc extern const struct iw_handler_def ieee80211_iw_handler_def; 92765b53e4cSDavid S. Miller 92846900298SJohannes Berg /* STA code */ 9299c6bd790SJohannes Berg void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata); 93046900298SJohannes Berg ieee80211_rx_result ieee80211_sta_rx_mgmt(struct ieee80211_sub_if_data *sdata, 93146900298SJohannes Berg struct sk_buff *skb, 932f0706e82SJiri Benc struct ieee80211_rx_status *rx_status); 93379f6440cSAlina Friedrichsen int ieee80211_sta_commit(struct ieee80211_sub_if_data *sdata); 934f698d856SJasper Bryant-Greene int ieee80211_sta_set_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t len); 935f698d856SJasper Bryant-Greene int ieee80211_sta_get_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t *len); 936f698d856SJasper Bryant-Greene int ieee80211_sta_set_bssid(struct ieee80211_sub_if_data *sdata, u8 *bssid); 93746900298SJohannes Berg void ieee80211_sta_req_auth(struct ieee80211_sub_if_data *sdata); 9389c6bd790SJohannes Berg int ieee80211_sta_deauthenticate(struct ieee80211_sub_if_data *sdata, u16 reason); 9399c6bd790SJohannes Berg int ieee80211_sta_disassociate(struct ieee80211_sub_if_data *sdata, u16 reason); 940572e0012SKalle Valo void ieee80211_send_pspoll(struct ieee80211_local *local, 941572e0012SKalle Valo struct ieee80211_sub_if_data *sdata); 94210f644a4SJohannes Berg void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency); 94310f644a4SJohannes Berg int ieee80211_max_network_latency(struct notifier_block *nb, 94410f644a4SJohannes Berg unsigned long data, void *dummy); 9459c6bd790SJohannes Berg 94646900298SJohannes Berg /* IBSS code */ 94779f6440cSAlina Friedrichsen int ieee80211_ibss_commit(struct ieee80211_sub_if_data *sdata); 94846900298SJohannes Berg int ieee80211_ibss_set_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t len); 94946900298SJohannes Berg int ieee80211_ibss_get_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t *len); 95046900298SJohannes Berg int ieee80211_ibss_set_bssid(struct ieee80211_sub_if_data *sdata, u8 *bssid); 95146900298SJohannes Berg void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local); 95246900298SJohannes Berg void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata); 95346900298SJohannes Berg ieee80211_rx_result 95446900298SJohannes Berg ieee80211_ibss_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, 95546900298SJohannes Berg struct ieee80211_rx_status *rx_status); 95646900298SJohannes Berg struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata, 95746900298SJohannes Berg u8 *bssid, u8 *addr, u32 supp_rates); 95846900298SJohannes Berg 9599c6bd790SJohannes Berg /* scan/BSS handling */ 96046900298SJohannes Berg void ieee80211_scan_work(struct work_struct *work); 961c2b13452SJohannes Berg int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata, 9622a519311SJohannes Berg struct cfg80211_scan_request *req); 963c2b13452SJohannes Berg int ieee80211_scan_results(struct ieee80211_local *local, 964ccc58057SDavid S. Miller struct iw_request_info *info, 965ccc58057SDavid S. Miller char *buf, size_t len); 966c2b13452SJohannes Berg ieee80211_rx_result 967c2b13452SJohannes Berg ieee80211_scan_rx(struct ieee80211_sub_if_data *sdata, 968c2b13452SJohannes Berg struct sk_buff *skb, 969f0706e82SJiri Benc struct ieee80211_rx_status *rx_status); 970c2b13452SJohannes Berg int ieee80211_sta_set_extra_ie(struct ieee80211_sub_if_data *sdata, 971636a5d36SJouni Malinen const char *ie, size_t len); 9729c6bd790SJohannes Berg 9730a51b27eSJohannes Berg void ieee80211_mlme_notify_scan_completed(struct ieee80211_local *local); 974af88b907SHelmut Schaa void ieee80211_scan_failed(struct ieee80211_local *local); 975c2b13452SJohannes Berg int ieee80211_start_scan(struct ieee80211_sub_if_data *scan_sdata, 9762a519311SJohannes Berg struct cfg80211_scan_request *req); 977c2b13452SJohannes Berg struct ieee80211_bss * 97898c8fccfSJohannes Berg ieee80211_bss_info_update(struct ieee80211_local *local, 97998c8fccfSJohannes Berg struct ieee80211_rx_status *rx_status, 98098c8fccfSJohannes Berg struct ieee80211_mgmt *mgmt, 98198c8fccfSJohannes Berg size_t len, 98298c8fccfSJohannes Berg struct ieee802_11_elems *elems, 9832a519311SJohannes Berg struct ieee80211_channel *channel, 9842a519311SJohannes Berg bool beacon); 985c2b13452SJohannes Berg struct ieee80211_bss * 9865484e237SJohannes Berg ieee80211_rx_bss_get(struct ieee80211_local *local, u8 *bssid, int freq, 9875484e237SJohannes Berg u8 *ssid, u8 ssid_len); 98898c8fccfSJohannes Berg void ieee80211_rx_bss_put(struct ieee80211_local *local, 989c2b13452SJohannes Berg struct ieee80211_bss *bss); 9907a947080SVasanthakumar Thiagarajan void ieee80211_rx_bss_remove(struct ieee80211_sub_if_data *sdata, u8 *bssid, 9917a947080SVasanthakumar Thiagarajan int freq, u8 *ssid, u8 ssid_len); 992ee385855SLuis Carlos Cobo 9933e122be0SJohannes Berg /* interface handling */ 9943e122be0SJohannes Berg int ieee80211_if_add(struct ieee80211_local *local, const char *name, 99505c914feSJohannes Berg struct net_device **new_dev, enum nl80211_iftype type, 996ee385855SLuis Carlos Cobo struct vif_params *params); 997f3947e2dSJohannes Berg int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata, 99805c914feSJohannes Berg enum nl80211_iftype type); 999f698d856SJasper Bryant-Greene void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata); 100075636525SJohannes Berg void ieee80211_remove_interfaces(struct ieee80211_local *local); 1001f0706e82SJiri Benc 1002e2ebc74dSJohannes Berg /* tx handling */ 1003e2ebc74dSJohannes Berg void ieee80211_clear_tx_pending(struct ieee80211_local *local); 1004e2ebc74dSJohannes Berg void ieee80211_tx_pending(unsigned long data); 1005e2ebc74dSJohannes Berg int ieee80211_master_start_xmit(struct sk_buff *skb, struct net_device *dev); 1006e2ebc74dSJohannes Berg int ieee80211_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev); 1007e2ebc74dSJohannes Berg int ieee80211_subif_start_xmit(struct sk_buff *skb, struct net_device *dev); 1008e2ebc74dSJohannes Berg 1009de1ede7aSJohannes Berg /* HT */ 1010ae5eb026SJohannes Berg void ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_supported_band *sband, 1011ae5eb026SJohannes Berg struct ieee80211_ht_cap *ht_cap_ie, 1012d9fe60deSJohannes Berg struct ieee80211_sta_ht_cap *ht_cap); 1013de1ede7aSJohannes Berg void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u16 ssn); 1014b8695a8fSJohannes Berg void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata, 1015b8695a8fSJohannes Berg const u8 *da, u16 tid, 1016b8695a8fSJohannes Berg u16 initiator, u16 reason_code); 1017de1ede7aSJohannes Berg 1018de1ede7aSJohannes Berg void ieee80211_sta_stop_rx_ba_session(struct ieee80211_sub_if_data *sdata, u8 *da, 1019de1ede7aSJohannes Berg u16 tid, u16 initiator, u16 reason); 1020849b7967SJohannes Berg void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, 1021849b7967SJohannes Berg u16 initiator, u16 reason); 10222dace10eSJohannes Berg void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta); 1023de1ede7aSJohannes Berg void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata, 1024de1ede7aSJohannes Berg struct sta_info *sta, 1025de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, size_t len); 1026de1ede7aSJohannes Berg void ieee80211_process_addba_resp(struct ieee80211_local *local, 1027de1ede7aSJohannes Berg struct sta_info *sta, 1028de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, 1029de1ede7aSJohannes Berg size_t len); 1030de1ede7aSJohannes Berg void ieee80211_process_addba_request(struct ieee80211_local *local, 1031de1ede7aSJohannes Berg struct sta_info *sta, 1032de1ede7aSJohannes Berg struct ieee80211_mgmt *mgmt, 1033de1ede7aSJohannes Berg size_t len); 1034de1ede7aSJohannes Berg 1035849b7967SJohannes Berg int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, 1036849b7967SJohannes Berg enum ieee80211_back_parties initiator); 1037849b7967SJohannes Berg 103839192c0bSJohannes Berg /* Spectrum management */ 103939192c0bSJohannes Berg void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata, 104039192c0bSJohannes Berg struct ieee80211_mgmt *mgmt, 104139192c0bSJohannes Berg size_t len); 1042c481ec97SSujith void ieee80211_chswitch_timer(unsigned long data); 1043c481ec97SSujith void ieee80211_chswitch_work(struct work_struct *work); 1044c481ec97SSujith void ieee80211_process_chanswitch(struct ieee80211_sub_if_data *sdata, 1045c481ec97SSujith struct ieee80211_channel_sw_ie *sw_elem, 1046c481ec97SSujith struct ieee80211_bss *bss); 1047a8302de9SVasanthakumar Thiagarajan void ieee80211_handle_pwr_constr(struct ieee80211_sub_if_data *sdata, 1048a8302de9SVasanthakumar Thiagarajan u16 capab_info, u8 *pwr_constr_elem, 1049a8302de9SVasanthakumar Thiagarajan u8 pwr_constr_elem_len); 105039192c0bSJohannes Berg 1051f2753ddbSJohannes Berg /* Suspend/resume and hw reconfiguration */ 1052f2753ddbSJohannes Berg int ieee80211_reconfig(struct ieee80211_local *local); 1053f2753ddbSJohannes Berg 1054827b1fb4SJohannes Berg #ifdef CONFIG_PM 1055665af4fcSBob Copeland int __ieee80211_suspend(struct ieee80211_hw *hw); 1056f2753ddbSJohannes Berg 1057f2753ddbSJohannes Berg static inline int __ieee80211_resume(struct ieee80211_hw *hw) 1058f2753ddbSJohannes Berg { 1059f2753ddbSJohannes Berg return ieee80211_reconfig(hw_to_local(hw)); 1060f2753ddbSJohannes Berg } 1061827b1fb4SJohannes Berg #else 1062827b1fb4SJohannes Berg static inline int __ieee80211_suspend(struct ieee80211_hw *hw) 1063827b1fb4SJohannes Berg { 1064827b1fb4SJohannes Berg return 0; 1065827b1fb4SJohannes Berg } 1066f2753ddbSJohannes Berg 1067827b1fb4SJohannes Berg static inline int __ieee80211_resume(struct ieee80211_hw *hw) 1068827b1fb4SJohannes Berg { 1069827b1fb4SJohannes Berg return 0; 1070827b1fb4SJohannes Berg } 1071827b1fb4SJohannes Berg #endif 1072665af4fcSBob Copeland 1073c2d1560aSJohannes Berg /* utility functions/constants */ 1074c2d1560aSJohannes Berg extern void *mac80211_wiphy_privid; /* for wiphy privid */ 1075c2d1560aSJohannes Berg extern const unsigned char rfc1042_header[6]; 1076c2d1560aSJohannes Berg extern const unsigned char bridge_tunnel_header[6]; 107771364716SRon Rindjunsky u8 *ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len, 107805c914feSJohannes Berg enum nl80211_iftype type); 1079c2d1560aSJohannes Berg int ieee80211_frame_duration(struct ieee80211_local *local, size_t len, 1080c2d1560aSJohannes Berg int rate, int erp, int short_preamble); 1081f698d856SJasper Bryant-Greene void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int keyidx, 1082a3b8b056SJouni Malinen struct ieee80211_hdr *hdr, const u8 *tsc); 10835825fe10SJohannes Berg void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata); 1084e50db65cSJohannes Berg void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, 1085e50db65cSJohannes Berg int encrypt); 10869c6bd790SJohannes Berg void ieee802_11_parse_elems(u8 *start, size_t len, 10879c6bd790SJohannes Berg struct ieee802_11_elems *elems); 1088e16751c3SJohannes Berg int ieee80211_set_freq(struct ieee80211_sub_if_data *sdata, int freq); 1089881d948cSJohannes Berg u32 ieee80211_mandatory_rates(struct ieee80211_local *local, 109096dd22acSJohannes Berg enum ieee80211_band band); 1091f0706e82SJiri Benc 1092520eb820SKalle Valo void ieee80211_dynamic_ps_enable_work(struct work_struct *work); 1093520eb820SKalle Valo void ieee80211_dynamic_ps_disable_work(struct work_struct *work); 1094520eb820SKalle Valo void ieee80211_dynamic_ps_timer(unsigned long data); 1095a97b77b9SVivek Natarajan void ieee80211_send_nullfunc(struct ieee80211_local *local, 1096a97b77b9SVivek Natarajan struct ieee80211_sub_if_data *sdata, 1097a97b77b9SVivek Natarajan int powersave); 10983cf335d5SKalle Valo void ieee80211_sta_rx_notify(struct ieee80211_sub_if_data *sdata, 10993cf335d5SKalle Valo struct ieee80211_hdr *hdr); 110004de8381SKalle Valo void ieee80211_beacon_loss_work(struct work_struct *work); 1101520eb820SKalle Valo 1102ce7c9111SKalle Valo void ieee80211_wake_queues_by_reason(struct ieee80211_hw *hw, 1103ce7c9111SKalle Valo enum queue_stop_reason reason); 1104ce7c9111SKalle Valo void ieee80211_stop_queues_by_reason(struct ieee80211_hw *hw, 1105ce7c9111SKalle Valo enum queue_stop_reason reason); 110696f5e66eSJohannes Berg void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue, 110796f5e66eSJohannes Berg enum queue_stop_reason reason); 110896f5e66eSJohannes Berg void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue, 110996f5e66eSJohannes Berg enum queue_stop_reason reason); 1110ce7c9111SKalle Valo 111146900298SJohannes Berg void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, 111246900298SJohannes Berg u16 transaction, u16 auth_alg, 111346900298SJohannes Berg u8 *extra, size_t extra_len, 111446900298SJohannes Berg const u8 *bssid, int encrypt); 1115de95a54bSJohannes Berg int ieee80211_build_preq_ies(struct ieee80211_local *local, u8 *buffer, 1116de95a54bSJohannes Berg const u8 *ie, size_t ie_len); 111746900298SJohannes Berg void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst, 1118de95a54bSJohannes Berg const u8 *ssid, size_t ssid_len, 1119de95a54bSJohannes Berg const u8 *ie, size_t ie_len); 112046900298SJohannes Berg 112146900298SJohannes Berg void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata, 112246900298SJohannes Berg const size_t supp_rates_len, 112346900298SJohannes Berg const u8 *supp_rates); 112446900298SJohannes Berg u32 ieee80211_sta_get_rates(struct ieee80211_local *local, 112546900298SJohannes Berg struct ieee802_11_elems *elems, 112646900298SJohannes Berg enum ieee80211_band band); 112746900298SJohannes Berg 1128f4ea83ddSJohannes Berg #ifdef CONFIG_MAC80211_NOINLINE 1129d9e8a70fSJohannes Berg #define debug_noinline noinline 1130d9e8a70fSJohannes Berg #else 1131d9e8a70fSJohannes Berg #define debug_noinline 1132d9e8a70fSJohannes Berg #endif 1133d9e8a70fSJohannes Berg 1134f0706e82SJiri Benc #endif /* IEEE80211_I_H */ 1135